Bug Fixes client: don't panic in DNS resolution when task cancelled (#2229) (0d0d3635) Features client: impl tower_service::Service for &Client (#2089) (77c3b5bc) http2: configure HTTP/2 frame size in the high-level builders too (#2214) (2354a7ee) lib: Move from log to tracing in a backwards-compatible way (#2204) (9832aef9)
